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PBX,SIP PBX,PABX Brief Introduction NC-AD300X IP-PBX is designed by Nice Communication with new concept and combination our rich experience in traditional telephony technology and VoIP for NGN,not only provide E1,FXO,FXS interface, but also provide VoIP interface to IP network.NC-AD300X IP-PBX has its powerful signaling protocol handling and exchanging capability, supporting most CTI functions like voice, meeting and Fax pass through etc. Product specification * Provide 192 port FXS or FXO,can be hardware configured with plug-in module base on customer requirement. * 64VoIP channel or128 VoIP channel * 1 to 4E1 Port * Signaling Support: SS7, ISDN-PRI, Q.SIG, V5.2. * SIP Protocol * CodecsG.711-pcma, G.711-pcmu, G.723, G.729, G.726-16, G.726-24, G.726-24, G.726-32, G.726-40 * Fax support T.38 and pass through *DSP, can handle256 DTMF/Voice play and recording Functionality * Media transfer between PSTN and IP network. * Multi routerinter-office management, Intelligent router distribute and telephone traffic sharing * CDR output support TCP or UDP * Grouping switching management, have PBX function like: * Pre-recording voice attendance * Busy call transfer * Pre-set call transfer * Do not disturb function * Limit extension call out with account and password * Caller ID display * Add or cut prefix of dial number * Voice recording (Optional) * Meeting function (Optional) * Provide CTILink API interface for user program control Physical SpecificationItem SpecificationInput voltage-48v DC or 200 240V AC Power1500 Dimension width×depth×height 480mm×400mm×45mm (1U) Weight5 kg EnvironmentTemperature 050 Rel Humidity Less than 80